#elif defined(__sgi) && defined(_COMPILER_VERSION) && (_COMPILER_VERSION>=730)
// No need to include something. Is a Compiler API ...
# define SGATOMIC_USE_MIPSPRO_BUILTINS
-#elif defined(WIN32) && !defined ( __CYGWIN__ )
+#elif defined(_WIN32)
# include <windows.h>
# define SGATOMIC_USE_WIN32_INTERLOCKED
#else